Description
5pcs DC Boost Module 3V 3.3V 3.7V 4.2V Input 5V 2A USB Output 10W DIY Power Bank Turn any 2.5-5.5V DC power source into a USB charging port • Add a USB charging port to all kinds of electronic devices Get stable 5V output from 3.7V lithium cells over their entire operating voltage range 5V 2A Peak Output • 1.5A Sustained Output • 1MHz Switching Frequency • Up to 92% conversion efficiency LED Power Indicator • Industrial grade (-40℃ to +85℃) • Ceramic Capacitors Over current protection • short circuit protection • low voltage and low current output protection Product Guarantee We offer a 30 day return policy and a one year warranty. Buy with confidence! Item Location All orders ship from Indianapolis, IN, USA Same Item in Other Lot Sizes 2 Pack $4.69 Free shipping